Emma Thompson, Matt Smith, Brian Cox, Goldfrapp

Ray Winstone, Arlene Phillips, Catherine Tate, Pixie Lott

Alan Carr, Billie Piper, Alicia Keys

Kim Cattrall, Misfits, Jedward, Editors

Lorraine Kelly, Shahrukh Khan, John Barrowman, Marina and the Diamonds

Jeff Bridges, John Bishop, Westlife, Courtney Love

Colin Farrell, Natalia Vodianova, Jason Manford and Jay-Z

Johnny Depp, Tim Burton, Lord Lloyd Webber and soul singer Sade

Lady Gaga, Stephen Moyer and Michael Ball

Charlotte Church, James Corden, cast of Outnumbered, Amy Williams, Plan B

Heston Blumenthal, Tina Fey, Aaron Johnson, Groove Armada ft. Will Young

Idris Elba, Kiefer Sutherland, Gemma Arterton and Alphabeat

Gwyneth Paltrow, Demi Moore and Robert Downey Jnr. Plus Paul Weller.

Russell Crowe, Reginald D Hunter, David Gandy and Dizzee Rascal

Jake Gyllenhaal, Lord Alan Sugar, Adam Lambert, and The Drums

Nick Frost, Alexandra Burke, Warwick Davis and Ellie Goulding

Ross Noble, Mary Portas, Gary Lineker and Gorillaz

Gabourey Sidibe, Jeff Goldblum, Kevin Bridges and Pendulum

Andy Roddick, LL Cool J, Christina Aguilera and Eminem

Frankie Boyle, Katherine Heigl, Diddy

Al Green, Cast of Glee, Tom Hardy, Scissor Sisters play a song from their new album

Kylie Minogue, Sean Lock, Seasick Steve

Robin Williams, Elle Macpherson, Tim Minchin, Mark Ronson

Jimmy Carr, Penn and Teller, Ellen Page, Tom Jones

David Beckham, Jackie Chan, Mickey Rourke, Roxy Music